Patents by Inventor Debao Zhang

Debao Zhang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Inflatable sleeping pad
    Patent number: D885086
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: May 26, 2020
    Inventor: Debao Zhang
  • Inflatable sleeping pad
    Patent number: D898461
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: October 13, 2020
    Inventor: Debao Zhang
  • Inflatable sleeping pad
    Patent number: D905475
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: December 22, 2020
    Inventor: Debao Zhang